Rack



FIG. 1 is a front perspective view of a rack showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a front perspective view of the rack, in which the rack is provided in an open position to illustrate an example environment.

The broken lines illustrating portions of the rack are for environmental purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a rack, as shown and described. 